On 05/03/2016 at 23:38:49 +0100, Paul Cercueil wrote :
> Signed-off-by: Paul Cercueil <paul@xxxxxxxxxxxxxxx>
> ---
> drivers/rtc/rtc-jz4740.c | 16 +++++++++++++++-
> 1 file changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/rtc/rtc-jz4740.c b/drivers/rtc/rtc-jz4740.c
> index 47617bd..3914b1c 100644
> --- a/drivers/rtc/rtc-jz4740.c
> +++ b/drivers/rtc/rtc-jz4740.c
> @@ -17,6 +17,7 @@
> #include <linux/io.h>
> #include <linux/kernel.h>
> #include <linux/module.h>
> +#include <linux/of_device.h>
> #include <linux/platform_device.h>
> #include <linux/rtc.h>
> #include <linux/slab.h>
> @@ -245,6 +246,13 @@ void jz4740_rtc_poweroff(struct device *dev)
> }
> EXPORT_SYMBOL_GPL(jz4740_rtc_poweroff);
>
> +static const struct of_device_id jz4740_rtc_of_match[] = {
> + { .compatible = "ingenic,jz4740-rtc", .data = (void *) ID_JZ4740 },
> + { .compatible = "ingenic,jz4780-rtc", .data = (void *) ID_JZ4780 },
ingenic is not in Documentation/devicetree/bindings/vendor-prefixes.txt,
you have to add it there before using it.
Also, no space is necessary after the "(void *)" cast.
> + {},
> +};
> +MODULE_DEVICE_TABLE(of, jz4740_rtc_of_match);
> +
> static int jz4740_rtc_probe(struct platform_device *pdev)
> {
> int ret;
> @@ -252,12 +260,17 @@ static int jz4740_rtc_probe(struct platform_device *pdev)
> uint32_t scratchpad;
> struct resource *mem;
> const struct platform_device_id *id = platform_get_device_id(pdev);
> + const struct of_device_id *of_id = of_match_device(
> + jz4740_rtc_of_match, &pdev->dev);
>
> rtc = devm_kzalloc(&pdev->dev, sizeof(*rtc), GFP_KERNEL);
> if (!rtc)
> return -ENOMEM;
>
> - rtc->type = id->driver_data;
> + if (of_id)
> + rtc->type = (enum jz4740_rtc_type) of_id->data;
No space after that cast either.
> + else
> + rtc->type = id->driver_data;
>
> rtc->irq = platform_get_irq(pdev, 0);
> if (rtc->irq < 0) {
> @@ -345,6 +358,7 @@ static struct platform_driver jz4740_rtc_driver = {
> .driver = {
> .name = "jz4740-rtc",
> .pm = JZ4740_RTC_PM_OPS,
> + .of_match_table = of_match_ptr(jz4740_rtc_of_match),
> },
> .id_table = jz4740_rtc_ids,
> };
> --
> 2.7.0
>
--
Alexandre Belloni, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com
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